1: 1. Seated Knee Lifts 2. Chair Leg Raises

2: 3. Chair Bicycle Crunches 4. Seated Russian Twists

3: 5. Leg Extensions 6. Seated Side Crunches

4: 7. Seated Jackknives 8. Chair Planks

5: 9. Seated Oblique Twists

6: 10. Seated Leg Pull-Ins

7: 11. Chair Scissor Kicks

8: 12. Seated Bridge Raises

9: 13. Chair Sit-Ups